Q. Which of the following is used for performance optimization in React?

  • (A) React.delay()
  • (B) React.cache()
  • (C) React.memo()
  • (D) React.optimize()
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✅ Correct Answer: (C) React.memo()
Explanation: React.memo() is used to prevent unnecessary re-renders of functional components.

Published by Mr. Dubey ⭐ 109.99K Points at 08-Jun-2025 03:17 pm in React Js

Explanation by: Mr. Dubey
React.memo() is used to prevent unnecessary re-renders of functional components.

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